Sleep Cycles: One rapid eye movement (REM) stage and three non-REM stages that altogether last about 90 to 120 minutes Benefits: Physical and mental recuperation and memory consolidation Disorders ...

The health benefits of a good night’s sleep have long been touted by researchers and medical professionals.While you’re catching z’s, your body is hard at work maintaining your physical and ...

6 foods to avoid before bedtime for better sleep We’ve all had nights when sleep just won’t come, no matter how comfortable the bed is or how tired the body feels.

Share on Pinterest Poor sleep can impact health in many ways, particularly the heart. blackCAT/Getty Images A study led by researchers from Uppsala University examined how sleeping poorly can ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. When jolted awake by the blare of an alarm ...

77% of people experience stress that has impacted their physical health, and 73% have felt the impact of stress on their mental health. That’s a huge percentage of people, and it’s no surprise ...

A common sleep aid restores healthier sleep patterns and protects mice from the brain damage seen in neurodegenerative disorders, such as Alzheimer's disease, according to new research from ...

Have you been told that you whisper sweet nothings in your sleep — with no memory of it? Or maybe your child babbles late at night — only to fall right back to sleep. Have you been hoping your ...

But did you know the temperature of your bedtime bathing session can impact how well you sleep? Our natural circadian rhythm relies on temperature cues to know when to wind down. Sleeping on a ...